... ,ISO, 3A, BPE, CMP,IDF,RJT 3) Material:Stainless steel 304, 316L4) Gasket: EPDM ,Silicon5)Connection:welded,clamped,threaded, flanged6) Applications ... Clamped flangedmaunal pneumatic three-pieceTriple Butterfly Valve Sanitary Stainless Steel 304/316L Butterfly Valve